How Much Do You Know About Nicotine-Replacement Therapy?

Want to quit smoking? Here is the latest information about nicotine-replacement therapy and other aids that can help you.

1. Most medications that help you quit smoking contain nicotine.

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These medications--called nicotine-replacement therapy--ease withdrawal symptoms and reduce the craving for nicotine, the National Cancer Institute (NCI) says. People trying to quit get a dose of nicotine but not by smoking. Because it is cigarette smoke that harms the lungs, a smoker's health begins to improve during this treatment. Smokers should use these drugs in smaller and smaller amounts for a few months, then finally stop using them. Zyban and Chantix are two smoking-cessation aids that do not contain nicotine.

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2. Talk with your doctor before using nicotine-replacement therapy if you have high blood pressure.

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You should also check with your doctor if you're pregnant or breastfeeding, or if you have any history of cardiovascular disease.

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3. Nicotine replacements come in several forms.

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Nicotine-replacement therapy is available without a prescription as a patch, gum, nasal spray, inhaler, and lozenge. You should choose an aid that best fits your lifestyle and your need for nicotine. Other help for smoking cessation, such as counseling, hypnosis, and acupuncture, is also available.

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4. Using an inhaler helps you quit smoking by satisfying your physical and mental cravings for nicotine.

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The inhaler resembles a cigarette and contains a cartridge. You can draw a small amount of nicotine into your mouth with each puff. The nicotine does not end up in your lungs, as it does in smoking, but is absorbed by the mucus membranes in your mouth and throat.

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5. A nasal spray sends a dose of nicotine directly into your nose, where your body absorbs it quickly.

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Each nasal spray contains a certain dose of nicotine. If you have a nasal or sinus condition, or allergies or asthma, you shouldn't use a nicotine nasal spray. This treatment should not be used by young smokers, according to the NCI.

The patches are available with different amounts of nicotine. Once you put the patch on your skin, you leave it on for 16 to 24 hours. As treatment progresses, you use a patch containing less nicotine. Nicotine patch for some people who have skin problems or allergies to adhesive tape, the NCI says.

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7. Nicotine gum releases nicotine whenever you start chewing it.

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This treatment is a good choice if you crave having something in your mouth. The gum is available in 2-mg and 4-mg strengths. If you have a jaw joint disease, gum disease, or peptic ulcer disease, you may not want to use nicotine gum. You also shouldn't use the gum if you have dentures or bridges. Nicotine gum also can be used along with the nicotine patch.

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8. Zyban, a drug used to treat depression, helps ex-smokers cope with anxiety, cravings, and other withdrawal symptoms.

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Zyban eases withdrawal symptoms and the urge to smoke, but it does not contain nicotine. Common side effects of this drug are dry mouth, difficulty sleeping, dizziness, and skin rash. If you have a seizure disorder or an eating disorder, you should not use this drug. You also shouldn't use it if you use other medicines that contain bupropion hydrochloride.

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9. It's safe to smoke while using nicotine-replacement therapy.

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Although you shouldn't smoke while using nicotine replacement, if you do, you shouldn’t remove your patch. It’s much more risky that a person will have one cigarette and give up on the replacement therapy, thinking he or she can’t do both.

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10. You may be more likely to quit smoking if you use nicotine replacement along with counseling.

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Your doctor, dentist, pharmacist, or other health care provider can counsel you on quitting smoking. You can also call a "quitline," a toll-free number that connects you to a telephone counselor.